thumb-ifcvt.c: Only run for -mthumb.

2012-03-27  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	* gcc.target/arm/thumb-ifcvt.c: Only run for -mthumb.
	* gcc.target/arm/thumb-16bit-ops.c: Likewise.

From-SVN: r185855

gcc/testsuite/ChangeLog

+2012-03-27  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
+
+	* gcc.target/arm/thumb-ifcvt.c: Only run for -mthumb.
+	* gcc.target/arm/thumb-16bit-ops.c: Likewise.
+
 2012-03-26  Martin Jambor  <mjambor@suse.cz>
 
 	PR tree-optimization/50052

gcc/testsuite/gcc.target/arm/thumb-16bit-ops.c

 /* Check that the compiler properly uses 16-bit encodings where available.  */
 /* { dg-do compile } */
 /* { dg-require-effective-target arm_thumb2_ok } */
-/* { dg-options "-Os -fno-builtin" } */
+/* { dg-options "-Os -fno-builtin -mthumb" } */
 
 int
 f (int a, int b )

gcc/testsuite/gcc.target/arm/thumb-ifcvt.c

 /* Check that Thumb 16-bit shifts can be if-converted.  */
 /* { dg-do compile } */
 /* { dg-require-effective-target arm_thumb2_ok } */
-/* { dg-options "-O2" } */
+/* { dg-options "-O2 -mthumb" } */
 
 int
 foo (int a, int b)